REFERENCES (continued) REFERENCES 1." A, F. Stehney. Radioisotopes in the Biosphere, (University of Minnesota, Minneepolis, 1960), p. 368. 2.* H, Muth, B. Rajewsky, EH. J. Hantke, and K. Aurand. 12. ogical Protection, Committee Ir International Commission on Radiol (1959). on Permissible Dose for Internel Radiation Physics 3, 1-380 (1960). Health Physics 2, 239 (1960). Health Modifications to these data are presented in Reference 13. 3. U. F. Luces and D. P. Krause, 4. D. P. Krause. Radiology 74, 114 (1960), B. Holtzman. R. 1961), p- 67, Division Semiunnual Report, ANL-6297 (February, Argonne National Laboratory Radiological Physics and Health Physics 8, 315 (1962). Division Semianrnual Reports, ANL-6049 (October, 1959), p. 51, and ANL-5967 (May, 1959) p. 126. ogical Physics Argonne National Laboratory Radiol Lh, F. Lucas, Jr. H. Moses, A. F. Stehney, and H. J. of Geophysical Research 65, 1223 (1960). 5. R.A. Dudley. Low Level Irradiation, (American Association for the Advancement of Science, Washingtor, D.%., 1959), p. 7. 6.* R, A. Dudley. oY 9, $. C, Black. C. R. Hill. P, F. Gustafson. W. P. Norris, T. W. Speckman and 16. H. F. Lucas, Jr. R. B. Holtzman. p. 102 (Abstract). 17. e 136, 619 (1962). J. L. Kulp and A. R. Schulert, Scienc Science 132, 1666 (19%0). The value this paper for people ahcut 0.5 pe/g ash is a rough estimate from Argonne National Leboratory Radiological Physics 13 years of age. Division Semiannual Report, ANL-6199 (4ugust 1960) p. 9k. 10. J. B. Hursh. Radiution Second International Conference of 5-11, 1962, Research, Harrogate, Yorkshire, England, August Health Physics 7, 87 (1961). Health Physics 8, 17 (1962). Am. J. Roentgenol. Rad. Therapy and Nuclear Med. 73, 785 {1955)- The Toxicity of Skeletal Irradiation at Naturally Occurring Radiation Levels, April, 1957 (unpublished). 7. 15. 18. L. D. Marinelli. y and Radium Americen Journal of Roentgenolog Therapy, LXXX, 729 (1958). il. H. F. Lucas, Jr. Argonne National Leboratory Radiological Physics Division, ANL-6297 (September, 1961), p. 55. * hese papers contain extensive reverence to the literature in this 223 bau, -B- boas he a a ine SoreATSot sappy BeeFoe BE on we =u